Mt. Lebanon police posted this image of "Suspect #2" on their Facebook page.

Mt. Lebanon police posted this image of "Suspect #2" on their Facebook page. They say he is Parris James Evans, 19, of the East Hills area.

Parris James Evans

Mt. Lebanon police posted this image of the unidentified "Suspect #3" on their Facebook page. They say he may be known as "Chubbs" and frequents the Wilkinsburg area. He's in his early 20s with a thin mustache and was wearing a red & white 49ers knit hat with his dark-colored hooded coat.

Mt. Lebanon police posted this image of "Suspect #2" on their Facebook page.

Mt. Lebanon police posted this image of "Suspect #2" on their Facebook page. They say he is Parris James Evans, 19, of the East Hills area.

Parris James Evans

Mt. Lebanon police posted this image of the unidentified "Suspect #3" on their Facebook page. They say he may be known as "Chubbs" and frequents the Wilkinsburg area. He's in his early 20s with a thin mustache and was wearing a red & white 49ers knit hat with his dark-colored hooded coat.